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Themed collection Environmental fate of nanomaterials

40 items
Critical Review

Silver sulfide nanoparticles in aqueous environments: formation, transformation and toxicity

Formation and transformation of silver sulfide nanoparticles occur in both engineered and natural water systems with potential toxic effects to aqueous organisms.

Graphical abstract: Silver sulfide nanoparticles in aqueous environments: formation, transformation and toxicity
Communication

Aggregation morphology is a key factor determining protein adsorption on graphene oxide and reduced graphene oxide nanomaterials

The surface properties of graphene-based materials determine their protein-binding capacities via modulating the aggregation morphology of these materials.

Graphical abstract: Aggregation morphology is a key factor determining protein adsorption on graphene oxide and reduced graphene oxide nanomaterials
Paper

Tracing of iron nanoparticles using an elemental signatures approach: laboratory and field-scale verification

A new analytical approach for environmental tracing of iron nanoparticles used for nanoremediation has been developed. The methodology is based on ICP-MS analysis of the elemental signature of the nanoparticles.

Graphical abstract: Tracing of iron nanoparticles using an elemental signatures approach: laboratory and field-scale verification
From the themed collection: Environmental fate of nanomaterials
Paper

A model sensitivity analysis to determine the most important physicochemical properties driving environmental fate and exposure of engineered nanoparticles

Sensitivity analyses indicate attachment efficiency and transformation rate constant are most important in modeling environmental fate of engineered nanoparticles.

Graphical abstract: A model sensitivity analysis to determine the most important physicochemical properties driving environmental fate and exposure of engineered nanoparticles
Paper

Transformation of cerium dioxide nanoparticles during sewage sludge incineration

The incineration of sewage sludge leads to the incorporation of Ce from CeO2 nanoparticles into mineral structures.

Graphical abstract: Transformation of cerium dioxide nanoparticles during sewage sludge incineration
Paper

“Switching on” iron in clay minerals

We discovered a new mechanism explaining why iron in its oxidized form Fe(III) in clay minerals is reactive only in the presence of trace amounts of its reduced form—Fe(II).

Graphical abstract: “Switching on” iron in clay minerals
Paper

Heterogeneous conversion of SO2 on nano α-Fe2O3: the effects of morphology, light illumination and relative humidity

Hematite is one of the most important components in atmospheric mineral aerosols, which always presents different morphologies due to its different formation processes and various sources.

Graphical abstract: Heterogeneous conversion of SO2 on nano α-Fe2O3: the effects of morphology, light illumination and relative humidity
From the themed collection: Environmental fate of nanomaterials
Paper

Transformation of Ag ions into Ag nanoparticle-loaded AgCl microcubes in the plant root zone

Silver ions can be naturally transformed into silver nanoparticles due to the plant root exudate-mediated photoreduction of silver chloride microcubes.

Graphical abstract: Transformation of Ag ions into Ag nanoparticle-loaded AgCl microcubes in the plant root zone
Paper

Nano zero-valent iron aging interacts with the soil microbial community: a microcosm study

This study is among the first to reveal nZVI aging in the soil ecosystem and its interactions with the soil microbial community.

Graphical abstract: Nano zero-valent iron aging interacts with the soil microbial community: a microcosm study
From the themed collection: Environmental fate of nanomaterials
Paper

Ferrihydrite transformation under the impact of humic acid and Pb: kinetics, nanoscale mechanisms, and implications for C and Pb dynamics

We, at nanoscale, demonstrated a visualized description of ferrihydrite transformation to crystalline Fe oxides under the impact of Pb and HA.

Graphical abstract: Ferrihydrite transformation under the impact of humic acid and Pb: kinetics, nanoscale mechanisms, and implications for C and Pb dynamics
From the themed collection: Environmental fate of nanomaterials
Paper

Comparative assessment of the phase transfer behaviour of InP/ZnS and CuInS/ZnS quantum dots and CdSe/ZnS quantum dots under varying environmental conditions

It is vital to assess the behavior of quantum dots in different environmental media to determine their environmental impacts and potential health risks.

Graphical abstract: Comparative assessment of the phase transfer behaviour of InP/ZnS and CuInS/ZnS quantum dots and CdSe/ZnS quantum dots under varying environmental conditions
From the themed collection: Environmental fate of nanomaterials
Paper

Transformation of silver nanoparticle consumer products during simulated usage and disposal

Sequential exposure of silver nanoparticle suspensions to various media gives new insight to the environmental fate of nano-enabled consumer products.

Graphical abstract: Transformation of silver nanoparticle consumer products during simulated usage and disposal
From the themed collection: Environmental fate of nanomaterials
Paper

Determination of the bioaccessible fraction of cupric oxide nanoparticles in soils using an in vitro human digestibility simulation

This study looks at the potential for ingested nanomaterials dosed in soil, to become bioaccessible for human intestinal absorption.

Graphical abstract: Determination of the bioaccessible fraction of cupric oxide nanoparticles in soils using an in vitro human digestibility simulation
Paper

Natural organic matter inhibits aggregation of few-layered black phosphorus in mono- and divalent electrolyte solutions

NOM coating enabled stabilization of BPs in CaCl2 solutions via steric repulsion and isolating Ca2+ ions from interaction with BPs.

Graphical abstract: Natural organic matter inhibits aggregation of few-layered black phosphorus in mono- and divalent electrolyte solutions
From the themed collection: Environmental fate of nanomaterials
Paper

Displacement reactions between environmentally and biologically relevant ligands on TiO2 nanoparticles: insights into the aging of nanoparticles in the environment

Coatings on nanoparticle (NP) surfaces play a key role in dictating their behavior in the environment.

Graphical abstract: Displacement reactions between environmentally and biologically relevant ligands on TiO2 nanoparticles: insights into the aging of nanoparticles in the environment
Paper

Nanoparticle aggregation in a freshwater river: the role of engineered surface coatings

Surface coatings applied to ENPs alter eco-corona formation in complex aquatic matrices, affecting homo- and heteroaggregation processes and environmental fate.

Graphical abstract: Nanoparticle aggregation in a freshwater river: the role of engineered surface coatings
From the themed collection: Environmental fate of nanomaterials
Paper

Influence of realistic wearing on the morphology and release of silver nanomaterials from textiles

The recent commercialisation of antimicrobial textiles has resulted in concern regarding the incidental release of silver nanomaterials (Ag-NMs) to the environment.

Graphical abstract: Influence of realistic wearing on the morphology and release of silver nanomaterials from textiles
Paper

Photolysis of graphene oxide in the presence of nitrate: implications for graphene oxide integrity in water and wastewater treatment

As the nitrate concentration increases, the dominant pathway of GO transformation changes from direct photolysis to indirect photolysis enhanced by the production of hydroxyl radicals (˙OH) during UV irradiation of nitrate.

Graphical abstract: Photolysis of graphene oxide in the presence of nitrate: implications for graphene oxide integrity in water and wastewater treatment
From the themed collection: Environmental fate of nanomaterials
Open Access Paper

Searching for relevant criteria to distinguish natural vs. anthropogenic TiO2 nanoparticles in soils

The morphology of TiO2 particles and their status within soil aggregates may provide insights on their origin.

Graphical abstract: Searching for relevant criteria to distinguish natural vs. anthropogenic TiO2 nanoparticles in soils
From the themed collection: Recent Open Access Articles
Paper

Mechanism for sulfidation of silver nanoparticles by copper sulfide in water under aerobic conditions

Ag-NP sulfidation by CuS-NP proceeds under aerobic conditions through cation exchange reactions between CuS-NP and the O2-dependent released silver ions.

Graphical abstract: Mechanism for sulfidation of silver nanoparticles by copper sulfide in water under aerobic conditions
From the themed collection: Environmental fate of nanomaterials
Paper

Influence of organic compounds on the sulfidation of copper oxide nanoparticles

Organic compounds affect the formation and stability of CuO-NP sulfidation products.

Graphical abstract: Influence of organic compounds on the sulfidation of copper oxide nanoparticles
From the themed collection: Environmental fate of nanomaterials
Paper

Biodissolution and cellular response to MoO3 nanoribbons and a new framework for early hazard screening for 2D materials

A new 2D nanomaterial testing prioritization framework based on media specific chemical behavior.

Graphical abstract: Biodissolution and cellular response to MoO3 nanoribbons and a new framework for early hazard screening for 2D materials
Paper

Influence of light wavelength on the photoactivity, physicochemical transformation, and fate of graphene oxide in aqueous media

The physicochemical characteristics of GO are significantly changed under the UV/vis fraction of solar light, which affects GO's environmental fate.

Graphical abstract: Influence of light wavelength on the photoactivity, physicochemical transformation, and fate of graphene oxide in aqueous media
From the themed collection: Environmental fate of nanomaterials
Paper

Modeling reactive transport of polydisperse nanoparticles: assessment of the representative particle approach

Our goal was to characterize the uncertainty in the estimates of the mobility and reactivity of polydisperse nanocolloids introduced into computations when a distribution of particle sizes is replaced with a representative particle diameter through ensemble averaging.

Graphical abstract: Modeling reactive transport of polydisperse nanoparticles: assessment of the representative particle approach
Paper

Theoretical insight into the adsorption of aromatic compounds on graphene oxide

Two patterns for the multilayer adsorption.

Graphical abstract: Theoretical insight into the adsorption of aromatic compounds on graphene oxide
From the themed collection: Environmental fate of nanomaterials
Paper

QCM-D and NanoTweezer measurements to characterize the effect of soil cellulase on the deposition of PEG-coated TiO2 nanoparticles in model subsurface environments

Complementary QCM-D and NanoTweezer measurements are used to examine the impact of a ubiquitous soil enzyme on nanoparticle–surface interactions.

Graphical abstract: QCM-D and NanoTweezer measurements to characterize the effect of soil cellulase on the deposition of PEG-coated TiO2 nanoparticles in model subsurface environments
From the themed collection: Environmental fate of nanomaterials
Paper

Surface adsorption of Nordic aquatic fulvic acid on amine-functionalized and non-functionalized mesoporous silica nanoparticles

Mesoporous silica nanoparticles (MSNs) have the potential to be released into the environment and to then adsorb natural organic matter.

Graphical abstract: Surface adsorption of Nordic aquatic fulvic acid on amine-functionalized and non-functionalized mesoporous silica nanoparticles
From the themed collection: Environmental fate of nanomaterials
Paper

Exploring adsorption of neutral aromatic pollutants onto graphene nanomaterials via molecular dynamics simulations and theoretical linear solvation energy relationships

TLSER models were developed for the first time to predict the adsorption equilibrium coefficients onto graphene and graphene oxide nanosheets.

Graphical abstract: Exploring adsorption of neutral aromatic pollutants onto graphene nanomaterials via molecular dynamics simulations and theoretical linear solvation energy relationships
From the themed collection: Environmental fate of nanomaterials
Open Access Paper

Aggregation and sedimentation of shattered graphene oxide nanoparticles in dynamic environments: a solid-body rotational approach

Nanoparticle (NP) aggregation is typically investigated in either quiescent or turbulent mixing conditions; neither is fully representative of dynamic natural environments.

Graphical abstract: Aggregation and sedimentation of shattered graphene oxide nanoparticles in dynamic environments: a solid-body rotational approach
From the themed collection: Recent Open Access Articles
Paper

Emerging investigator series: heterogeneous reactions of sulfur dioxide on mineral dust nanoparticles: from single component to mixed components

Synergistic effects of the heterogeneous reaction of sulfur dioxide on mineral dust nanoparticle mixtures.

Graphical abstract: Emerging investigator series: heterogeneous reactions of sulfur dioxide on mineral dust nanoparticles: from single component to mixed components
From the themed collection: Emerging Investigators Series
Paper

Release, detection and toxicity of fragments generated during artificial accelerated weathering of CdSe/ZnS and CdSe quantum dot polymer composites

Released QD–PMMA microplastic toxic to S. oneidensis.

Graphical abstract: Release, detection and toxicity of fragments generated during artificial accelerated weathering of CdSe/ZnS and CdSe quantum dot polymer composites
From the themed collection: Environmental fate of nanomaterials
Open Access Paper

Different effects of nano-scale and micro-scale zero-valent iron particles on planktonic microorganisms from natural reservoir water

This study compares the effect of nanoscale and microscale zerovalent iron on natural freshwater microplankton over 21 days.

Graphical abstract: Different effects of nano-scale and micro-scale zero-valent iron particles on planktonic microorganisms from natural reservoir water
From the themed collection: Recent Open Access Articles
Paper

Abiotic photomineralization and transformation of iron oxide nanominerals in aqueous systems

Iron oxide nanominerals are generated by photocatalytic oxidation of Fe2+aq, and Fe2+aq promotes the transformation of the photochemically synthesized schwertmannite.

Graphical abstract: Abiotic photomineralization and transformation of iron oxide nanominerals in aqueous systems
From the themed collection: Environmental fate of nanomaterials
Paper

Sulfidation mechanisms of Fe(III)-(oxyhydr)oxide nanoparticles: a spectroscopic study

We used synchrotron-based X-ray absorption spectroscopy, transmission electron microscopy, and wet chemical analyses to study the sulfidation mechanism(s) and sulfur oxidation products from the reaction of ferrihydrite, goethite, and hematite nanoparticles with dissolved sulfide at different S/Fe molar ratios under anaerobic condition.

Graphical abstract: Sulfidation mechanisms of Fe(iii)-(oxyhydr)oxide nanoparticles: a spectroscopic study
From the themed collection: Environmental fate of nanomaterials
Paper

Gold core-labeled TiO2 nanoparticles for tracking behavior in complex matrices: synthesis, characterization, and demonstration

Gold core-labeled TiO2 nanoparticles can be a tool for studying TiO2 nanoparticle behavior in complex matrices containing background titanium.

Graphical abstract: Gold core-labeled TiO2 nanoparticles for tracking behavior in complex matrices: synthesis, characterization, and demonstration
From the themed collection: Environmental fate of nanomaterials
Open Access Paper

Environmental fate of nanopesticides: durability, sorption and photodegradation of nanoformulated clothianidin

A lot of research efforts are currently dedicated to the development of nano-enabled agrochemicals. It is thus urgent to develop suitable strategies for their ecological assessment.

Graphical abstract: Environmental fate of nanopesticides: durability, sorption and photodegradation of nanoformulated clothianidin
From the themed collection: Recent Open Access Articles
Paper

Natural organic matter composition determines the molecular nature of silver nanomaterial-NOM corona

Properties of NOM-corona formulas forming AgNOM-corona determined by FT-ICR-MS.

Graphical abstract: Natural organic matter composition determines the molecular nature of silver nanomaterial-NOM corona
From the themed collection: Environmental fate of nanomaterials
Paper

Heteroaggregation of nanoplastic particles in the presence of inorganic colloids and natural organic matter

The presence and accumulation of micro- and nanoplastics in marine and fresh waters represent a huge environmental concern.

Graphical abstract: Heteroaggregation of nanoplastic particles in the presence of inorganic colloids and natural organic matter
From the themed collection: Environmental fate of nanomaterials
Paper

Sulfidation of nanoscale zerovalent iron in the presence of two organic macromolecules and its effects on trichloroethene degradation

Sulfidation of nanoscale zerovalent iron (NZVI) enhances its reactivity to chlorinated organic contaminants such as trichloroethene (TCE).

Graphical abstract: Sulfidation of nanoscale zerovalent iron in the presence of two organic macromolecules and its effects on trichloroethene degradation
From the themed collection: Environmental fate of nanomaterials
Open Access Paper

Emission and fate modelling framework for engineered nanoparticles in urban aquatic systems at high spatial and temporal resolution

The combination of emission and fate modelling improves the exposure assessment of engineered nanoparticles in complex urban systems.

Graphical abstract: Emission and fate modelling framework for engineered nanoparticles in urban aquatic systems at high spatial and temporal resolution
From the themed collection: Recent Open Access Articles
40 items

About this collection

This web collection includes research articles published in Environmental Science: Nano featuring nanomaterial environmental fate studies.

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